<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <script>
        // document.write("zhanhgsan");
        var i=1;
        while(i<=9){
            var j=1;
            while(j<=i){
                document.write(j+"*"+i+"="+(i*j)+"&nbsp"+"&nbsp");
                j++;
            }
            document.write("<hr>")
            i++;
        }

        var arr=["beijing","shanghai","guangdong"];
        document.write("<ul>")
        for(var index=0;index<arr.length;index++){
            document.write("<li>"+arr[index]+"</li>");
        }
        document.write("</ul>")

    </script>
</head>
<body>
    
</body>
</html>